Merge pull request #3265 from retronym/merge/2.10.x-to-master

Merge 2.10.x to master

1 files changed, 0 insertions, 33 deletions

diff --git a/docs/examples/parsing/ListParser.scala b/docs/examples/parsing/ListParser.scala
deleted file mode 100644
index 59fc292c1d..0000000000
--- a/docs/examples/parsing/ListParser.scala
+++ /dev/null
@@ -1,33 +0,0 @@
-package examples.parsing
-
-import scala.util.parsing.combinator.{Parsers, ImplicitConversions, ~, mkTilde}
-import scala.util.parsing.input.CharArrayReader
-
-object listParser {
-  abstract class Tree
-  case class Id(s: String)          extends Tree
-  case class Num(n: Int)            extends Tree
-  case class Lst(elems: List[Tree]) extends Tree
-
-  import Character.{isLetter, isLetterOrDigit, isDigit}
-  def mkString(cs: List[Any]) = cs.mkString("")
-
-  class ListParsers extends Parsers {
-    type Elem = Char
-    
-    lazy val ident = rep1(elem("letter", isLetter), elem("letter or digit", isLetterOrDigit)) ^^ {cs => Id(mkString(cs))}
-    lazy val number = chainl1(elem("digit", isDigit) ^^ (_ - '0'), success{(accum: Int, d: Int) => accum * 10 + d}) ^^ Num
-    lazy val list = '(' ~> repsep(expr, ',') <~ ')' ^^ Lst
-    lazy val expr: Parser[Tree] = list | ident | number
-  }
-
-  def main(args: Array[String]) {
-    println(
-      if (args.length == 1) {
-        (new ListParsers).expr(new CharArrayReader(args(0).toCharArray()))
-      }
-      else
-        "usage: scala examples.parsing.listParser <list-string>"
-    )
-  }
-}